Technical Brief; Kp500 Functional Block Diagram - LG KP500 Service Manual

3. TECHNICAL BRIEF

3.1 KP500 Functional Block diagram

The functional component arrangement is mentioned below diagram.
KP500 Block Diagram
ANT FEM
DCS/PCS
DGM1110M014
GSM850/900
FE1 FE2
TRANSCEIVER
PMB6272
BT ANT
BPF
FM ANT
VBAT
PMB6821(PM IC)
SD1 (1.35V) VAUX (2.9V)
SD2(1.8V) VIO(2.62V)
SD2(1.8V) VSIM(2.9V)
VPLL(1.35V) VMME (2.9V)
VRTC(2.0V) VUMTS(2.85V)
VVIB(2.8V) VUSB(3.1V)
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
PAM(SKY77340) BB IC(PMB8877)
PA_LEVEL PA_LEVEL
Match Match
TXON_PA TXON_PA
PA_BAND PA_BAND
Controller
PA_MODE PA_MODE
Match Match
I/I_/Q/Q_
/
RF_EN
RF_CLK
RF_DA
26M_MCLK
AFC
26M_TCXO
BT_CLK
UART UART
/
BT IC
I2S I2S
BCM2048SB0
/
FM
RADIO
32kHz
VBAT
VAUDIOa(2.5V)
END_KEY
VAUDIOb(2.5V)
VRF1(2.85V)
I2C
I2C1
/
VRF2(1.53V)
2V11_RTC
VRF3(2.70V)
2V11_RTC
VLED (2.9V)
B/UP BAT.
Figure 1 KP500 Functional block diagram
3. TECHNICAL BRIEF
Memory
ADD(0:29)
(2G NAND +
/
1G DDR SDRAM)
DATA(0:15)
/
I 2C
Touch Window
I 2C /
I2C
LED Matrix Module
I2C1
/
COL
KEY_COL
KEY PAD
ROW
KEY_ROW
KEY_EN
GPIO KEY Back Light
VIB_EN
GPIO
Vibrator
CAM_I2C
3-Axis Accelerometer
CAM_I2C
MMC I/F
-SD + SIM Socket
MMC I/F /
VCHG
Charging IC
CHG_EN
VUSB_USB
T_IN1
CAM_ I2C
CIF 3M CAM
/
I2C
/
I2C1
LCD, 3.0"
DIF
DIF / 262K TFT WQVGA
AUIDO AMP(MAX9877)
RXIN-
EPN11
RXIN+ BYPASS
EPP11
INA1
EPPA11
INA2
EPPA21
I2C I2C
I2C1
/ /
INB1/2
FM
RADIO
VMICP/N
MAIN MIC
MIC1(P/N)
HEADSET MIC
MIC2(P/N)
- 19 -
FM_ANT
Pin.01
H/S MIC & HOOK_DET
Pin.02
Pin.03
H/S_LEFT
Pin.04
H/S_RIGHT
Pin.05
USB_M
Pin.06
USB_P
Pin.07
JACK_DETECT
Pin.08
VBAT
Pin.09
VBAT.
Pin.10
RPWRON
Pin.11
VCHG
Pin.12
Pin.13
DSR
Pin14
VBUS_USB
Pin.15
UART_TX
Pin.16
UART_RX
Pin.17
Pin.18
Battery
Charge Pump
(LED CTRL : 5 ea)
(SC654ULTRT)
HEADSET RECEIVER
HPL
HPR
MAIN SPEAKER
OUT-
OUT+
LGE Internal Use Only